[INFO] cloning repository https://github.com/aergonaut/i18n-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aergonaut/i18n-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faergonaut%2Fi18n-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faergonaut%2Fi18n-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9940df8befa2695889c875e04dbca6d8025f63b5
[INFO] testing aergonaut/i18n-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faergonaut%2Fi18n-rs" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aergonaut/i18n-rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aergonaut/i18n-rs
[INFO] finished tweaking git repo https://github.com/aergonaut/i18n-rs
[INFO] tweaked toml for git repo https://github.com/aergonaut/i18n-rs written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/aergonaut/i18n-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yaml-rust v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8c35f1e15714ef87439603e74aa7491fe97486379adce676802c4e5b491423c
[INFO] running `Command { std: "docker" "start" "-a" "d8c35f1e15714ef87439603e74aa7491fe97486379adce676802c4e5b491423c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8c35f1e15714ef87439603e74aa7491fe97486379adce676802c4e5b491423c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c35f1e15714ef87439603e74aa7491fe97486379adce676802c4e5b491423c", kill_on_drop: false }`
[INFO] [stdout] d8c35f1e15714ef87439603e74aa7491fe97486379adce676802c4e5b491423c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa846793661b38649c70ea9270a060b4cf3690644348856b7217cb488cafa421
[INFO] running `Command { std: "docker" "start" "-a" "fa846793661b38649c70ea9270a060b4cf3690644348856b7217cb488cafa421", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaml-rust v0.3.2
[INFO] [stderr]    Compiling i18n-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         try!(file.read_to_string(&mut buf));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut file = try!(File::open(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let docs = try!(YamlLoader::load_from_str(&buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let database = try!(flatten_nested_yaml_hash(yaml_hash));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let _ = try!(flatten_helper(yaml_hash, &mut database, ""));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:36:39
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:37:41
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Error::Yaml(ref err) => err.description(),
[INFO] [stdout]    |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "fa846793661b38649c70ea9270a060b4cf3690644348856b7217cb488cafa421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa846793661b38649c70ea9270a060b4cf3690644348856b7217cb488cafa421", kill_on_drop: false }`
[INFO] [stdout] fa846793661b38649c70ea9270a060b4cf3690644348856b7217cb488cafa421
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b323dd288d84340db698b83198f8dd4628c3ba3c68f7a19eca52c777a437e06
[INFO] running `Command { std: "docker" "start" "-a" "1b323dd288d84340db698b83198f8dd4628c3ba3c68f7a19eca52c777a437e06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling i18n-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         try!(file.read_to_string(&mut buf));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut file = try!(File::open(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let docs = try!(YamlLoader::load_from_str(&buf));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let database = try!(flatten_nested_yaml_hash(yaml_hash));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/backend.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let _ = try!(flatten_helper(yaml_hash, &mut database, ""));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:42:32
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:36:39
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:37:41
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Error::Yaml(ref err) => err.description(),
[INFO] [stdout]    |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "1b323dd288d84340db698b83198f8dd4628c3ba3c68f7a19eca52c777a437e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b323dd288d84340db698b83198f8dd4628c3ba3c68f7a19eca52c777a437e06", kill_on_drop: false }`
[INFO] [stdout] 1b323dd288d84340db698b83198f8dd4628c3ba3c68f7a19eca52c777a437e06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60ff58242a0b8ab0f0797ddc368422e917ca21a6bfa2034f6550c25635777570
[INFO] running `Command { std: "docker" "start" "-a" "60ff58242a0b8ab0f0797ddc368422e917ca21a6bfa2034f6550c25635777570", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/backend.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         try!(file.read_to_string(&mut buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/backend.rs:20:24
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut file = try!(File::open(path));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/backend.rs:29:20
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let docs = try!(YamlLoader::load_from_str(&buf));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/backend.rs:33:28
[INFO] [stderr]    |
[INFO] [stderr] 33 |             let database = try!(flatten_nested_yaml_hash(yaml_hash));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/backend.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let _ = try!(flatten_helper(yaml_hash, &mut database, ""));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:42:32
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:36:39
[INFO] [stderr]    |
[INFO] [stderr] 36 |             Error::Io(ref err) => err.description(),
[INFO] [stderr]    |                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:37:41
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Error::Yaml(ref err) => err.description(),
[INFO] [stderr]    |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `i18n-rs` (lib test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/i18n_rs-5b5912fdc000d64a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test backend::tests::test_from_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "60ff58242a0b8ab0f0797ddc368422e917ca21a6bfa2034f6550c25635777570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ff58242a0b8ab0f0797ddc368422e917ca21a6bfa2034f6550c25635777570", kill_on_drop: false }`
[INFO] [stdout] 60ff58242a0b8ab0f0797ddc368422e917ca21a6bfa2034f6550c25635777570